Add dry pudding mix; stir 2 min. Stir in chopped cookies.
Arrange 4 ice cream sandwiches, side-by-side, on 24-inch-long sheet of foil; top with half the COOL WHIP mixture. Repeat layers. Top with remaining sandwiches. Frost top and sides with remaining COOL WHIP. Bring up foil sides; double fold top and ends to loosely seal packet.